Number | Date | Country | Kind |
---|---|---|---|
7-134804 | May 1995 | JPX | |
7-156855 | May 1995 | JPX | |
7-138441 | May 1995 | JPX | |
7-227128 | Aug 1995 | JPX |
This is a continuation, of application Ser. No. 08/578,501, filed Dec. 26, 1995 now U.S. Pat. No. 5,687,154 issued on Nov. 11, 1997.
Number | Name | Date | Kind |
---|---|---|---|
4462096 | Kusaka | Jul 1984 | |
4998802 | Kasuga et al. | Mar 1991 | |
5086419 | Yanagi | Feb 1992 | |
5144617 | Gotoh et al. | Sep 1992 | |
5216534 | Boardman et al. | Jun 1993 | |
5235581 | Miyagawa et al. | Aug 1993 | |
5687154 | Tsuchiya et al. | Nov 1997 | |
5729510 | Kasahara et al. | Mar 1998 |
Number | Date | Country |
---|---|---|
7-311963 | Nov 1995 | JPX |
Entry |
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Spie vol. 2338 Optical data Storage (1994), pp. 282-288. |
Patent Documents of Japan vol. 13, No. 102 (p-841) Mar. 10, 1989 & JP-A-63 281251, Nov. 17, 1988, Japan. |
Patent Documents of Japan vol. 16, No. 546 (p-1452) Nov. 17, 1992 & JP-A-04-205821, Jul. 28, 1992, Japan. |
Patent Documents of Japan vol. 16, No. 57 (p-1314) Feb. 19, 1992 & JP-A-03 260934 Nov. 20, 1991, Japan. |
Nikkei Electronics, 1995 Feb. 27 (No. 630), pp. 88-100. |
Number | Date | Country | |
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Parent | 578501 | Dec 1995 |